Home / 21,757.29-32,623.33-11,613.14

Finding the Fourth Proportional to 21,757.29, 32,623.33 and 11,613.14

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Solution

The fourth proportional to 21,757.29, 32,623.33 and 11,613.14 is: 17,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,757.29 : 32,623.33 = 11,613.14 : x
  2. Step 2: Convert to fraction form
    21,757.29/32,623.33 = 11,613.14/x
  3. Step 3: Cross multiply
    21,757.29x = 32,623.33 × 11,613.14
  4. Step 4: Simplify right side
    21,757.29x = 378,859,298.56
  5. Step 5: Solve for x
    x = 378,859,298.56/21,757.29
  6. Step 6: Final answer
    x = 17,412.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.